Rear spoiler of an automobile



FIG. 1 shows a rear elevational view of the rear spoiler of an automboile according to our novel design.

FIG. 2 shows a rear perspective view of the rear spoiler of an automobile according to our novel design;

FIG. 3 shows a side view of the rear spoiler of an automobile according to our novel design, the opposite side view being a mirror image thereof, and;

FIG. 4 shows an enlarged top plan view of the rear spoiler of an automobile according to our novel design.

The broken lines showing a portion of an automobile are for illustration only and form no part of the claimed design. 

The ornamental design for a rear spoiler of an automobile, as shown and described. 